Mechanical Machines/Dredgers TRIZ Cases

Segmented motor drives reduce jamming risk in mixed soil by allowing independent cutter speed control during ascent.

Sensors detect surface distance to reorient the chisel, preventing damage from improper angles.

Propulsion drive system with electric motor and transmission optimizes tractive power profiles while reducing energy consumption during speed transitions.

Right reinforcing panel supports floor member to prevent torsion during tilting while creating space for electrical components.

Controller modifies target blade profile based on detected load to prevent sudden elevation and maintain terrain smoothness.

Internal anchors prevent rope pullout and rotation while beveled edges facilitate weld seam inspection for improved reliability.

A hydraulic ride control valve manages fluid flow between an accumulator and boom cylinder chambers to stabilize pressure.

Integrated platform eliminates external safety equipment, reducing maintenance downtime.

Integrating a pattern selector valve into the seat supporting stool allows operators to change hydraulic modes directly from the seated position.

A down pressure linkage applies downward force to a plow blade while allowing upward movement.

Isolating hydraulic lines via remote shut-off valves prevents uncontrolled pendulum movement during line ruptures.

A detection link pivots near the bucket support axis to monitor dumping motion without ground interference.

A segmented wear assembly uses an expendable cover and base with parallel or inclined engagement surfaces to securely attach to material handling equipment.

A multi-degree-of-freedom linkage connects a vehicle support to an accessory body, enabling controlled lateral shifting and vertical elevation.

Interchangeable cutter heads optimize cutting force and production quantity across rock and sand applications.

Hydraulic linear motion separates outer layers while protecting underlying wall integrity and reducing noise during renovation.

A construction machine obstacle detection device dynamically adjusts a monitoring region based on slewing angle to exclude machine components.

A construction management device generates position data for excavation machinery using dynamic source selection.

Segmented monitoring zones allow high-speed operation when far from the cab while enforcing strict speed limits near the cab to ensure detection accuracy.

A work vehicle frame uses upper and lower plates with extension portions to distribute loads across the structure.

A shovel control device adjusts bucket teeth angle based on ground hardness to optimize excavation.

A sealed spherical joint uses a ring retainer and socket to limit relative movement between internal components.

A modular crawler undercarriage secures interchangeable work tools via quick disconnect elements, eliminating the need for multiple dedicated vehicles.

An operation trajectory planning system generates loading paths using 3D sensing data and structural models.

Segmented drives reduce vibration and noise in narrow tunnels by replacing complex dedicated machines with versatile attachments.

A work machine controller computes proximity to intrusion prohibition regions using posture sensors and actuator data.

A water pump control system uses a hydraulic actuation circuit to regulate discharge pressure via a proportional valve.

Embedded sensors in wear elements replace theoretical simulations with accurate force data, reducing overengineering and failure risk.

A mounting assembly uses retention pins to secure wear elements within a bracket groove for tool-less replacement.

Controller switches traveling motor between speeds via revolution detector to prevent harsh transitions at maximum revolving speed.

Elastic closer portions and guidance surfaces eliminate costly regulation mechanisms while preventing excessive jaw closure and pin detachment.

Controller adjusts autonomous operations to resolve stalling conditions without requiring user intervention.

A computer uses a trained position estimation model to determine work implement displacement from operation command values.

Segmented engaging members restrict connecting pin rotation within boom brackets, reducing wear and extending service life of hydraulic excavator components.

Sensors detect excavator travel slip in the attachment extension direction, enabling a control unit to adjust cylinder pressure and torque automatically.

Replacing hydraulic pumps with a direct-drive linear motor eliminates pressure shocks and reduces power consumption in excavator hammers.

Dynamic sensors monitor nearest implement edge position relative to reference data, enabling automated heading adjustments that prevent machine collisions.

Positioning the urea tank behind the cab ladder enables ground-level replenishment and reduces injection pipe length.

A self-propelled levelling device uses a laser receiver to guide an electro-mechanical blade for precise sand base preparation.

Wireless tags store operational data on breaker heads, avoiding bulky hydraulic sensors.

Vertical battery stacking maintains hauling capacity while reducing vehicle length, resolving the trade-off between bucket size and ground visibility.

A back-pressure compensation valve switches setting pressure levels to manage hydraulic return line resistance during operation.

Microtrench plugs prevent optical fiber bowing during filling by acting as mechanical anchors that transfer stabilizing forces from surrounding material.

Load cells and stroke sensors measure hydraulic ram forces to calculate payload weight through moment summation.

A quick-fit attachment safety device uses tailored finger and notch dimensions to mechanically prevent locking when tool weight exceeds machine capacity.

Adjusting the virtual design surface above the blade tip allows the work implement to move relative to ground, enabling faster emergence from excavation slip.

Planar dump anchor welds to angular arch arm base portion, reducing weld stress at cheek plate joints by up to 30%.

Lock block and pin secure dragline pins via transverse bore engagement, replacing welding to cut installation time.

A control device restricts dumping signals based on swing body azimuth direction to prevent earth spilling during loading operations.